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Turns Ratio | current transformer,potential transformer

This page mentions Turns Ratio definition. It mentions Turns Ratio formula or equation for current transformer and potential transformer.

Turns Ratio


Definition:
Turns Ratio is the ratio of turns of instrument transformer's primary and secondary windings. It can be defined for current transformer and potential transformer as follows.

Turns Ratio for current transformer


It is the ratio of number of turns in secondary and number of turns in primary windings.
➤ n = Ns/Np

Turns Ratio for potential transformer


It is the ratio of number of turns in primary winding and number of turns in secondary winding.
➤ n = Np/Ns



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